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• Barricade Chamber access Escape Shaft <br />• 10-Riglit Dewatering Boreholes I and 2Substation No. 11 Power -Drop Borehole <br />• NW Mains Ventilation Shaft and borehole <br />• 6 -Main North Ventilation/Escape Shaft and associated utility boreholes (7) <br />• EMD Ventilation/Escape Shafts (2, sealed in late 2009) <br />• 18 -Right Ventilation/Escape Shaft (sealed in late 2009) <br />• 15 -Left Utility Borehole <br />• 16 -Left Utility Borehole <br />• 17 -Left Cement Borehole <br />• 18 -Left Ventilation Intake and Return Shafts <br />• 19 -Right Mine Dewatering Borehole (permitted but not completed) <br />• 5 -Main North Cement Borehole <br />• 13 -Left Outby Utility Borehole <br />PR 14-10 2.05-11.2 04/28/16 <br />